<?php
/**
 * TbBadge class file.
 * @author Christoffer Niska <ChristofferNiska@gmail.com>
 * @copyright  Copyright &copy; Christoffer Niska 2011-
 * @license http://www.opensource.org/licenses/bsd-license.php New BSD License
 * @package bootstrap.widgets
 */

/**
 * Bootstrap badge widget.
 * @see http://twitter.github.com/bootstrap/components.html#badges
 */
class TbBadge extends CWidget
{
    // Badge types.
    const TYPE_SUCCESS = 'success';
    const TYPE_WARNING = 'warning';
    const TYPE_IMPORTANT = 'important';
    const TYPE_INFO = 'info';
    const TYPE_INVERSE = 'inverse';

    /**
     * @var string the badge type.
     * Valid types are 'success', 'warning', 'important', 'info' and 'inverse'.
     */
    public $type;
    /**
     * @var string the badge text.
     */
    public $label;
    /**
     * @var boolean whether to encode the label.
     */
    public $encodeLabel = true;
    /**
     * @var array the HTML attributes for the widget container.
     */
    public $htmlOptions = array();

    /**
     * Initializes the widget.
     */
    public function init()
    {
        $classes = array('badge');

        $validTypes = array(self::TYPE_SUCCESS, self::TYPE_WARNING, self::TYPE_IMPORTANT, self::TYPE_INFO, self::TYPE_INVERSE);

        if (isset($this->type) && in_array($this->type, $validTypes))
            $classes[] = 'badge-' . $this->type;

        if (!empty($classes)) {
            $classes = implode(' ', $classes);
            if (isset($this->htmlOptions['class']))
                $this->htmlOptions['class'] .= ' ' . $classes;
            else
                $this->htmlOptions['class'] = $classes;
        }

        if ($this->encodeLabel === true)
            $this->label = CHtml::encode($this->label);
    }

    /**
     * Runs the widget.
     */
    public function run()
    {
        echo CHtml::tag('span', $this->htmlOptions, $this->label);
    }
}
